GB2156497B - Bearing arrangement for a tracker ball - Google Patents

Bearing arrangement for a tracker ball

Info

Publication number
GB2156497B
GB2156497B GB8406941A GB8406941A GB2156497B GB 2156497 B GB2156497 B GB 2156497B GB 8406941 A GB8406941 A GB 8406941A GB 8406941 A GB8406941 A GB 8406941A GB 2156497 B GB2156497 B GB 2156497B
Authority
GB
United Kingdom
Prior art keywords
bearing arrangement
tracker ball
tracker
ball
bearing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8406941A
Other versions
GB8406941D0 (en
GB2156497A (en
Inventor
Roy Dewey
Jack Douglas Randall
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Penny & Giles Potentiometers L
Original Assignee
Penny & Giles Potentiometers L
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Penny & Giles Potentiometers L filed Critical Penny & Giles Potentiometers L
Priority to GB8406941A priority Critical patent/GB2156497B/en
Publication of GB8406941D0 publication Critical patent/GB8406941D0/en
Publication of GB2156497A publication Critical patent/GB2156497A/en
Application granted granted Critical
Publication of GB2156497B publication Critical patent/GB2156497B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03549—Trackballs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Input By Displaying (AREA)
  • Rolling Contact Bearings (AREA)
GB8406941A 1984-03-16 1984-03-16 Bearing arrangement for a tracker ball Expired GB2156497B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8406941A GB2156497B (en) 1984-03-16 1984-03-16 Bearing arrangement for a tracker ball

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8406941A GB2156497B (en) 1984-03-16 1984-03-16 Bearing arrangement for a tracker ball

Publications (3)

Publication Number Publication Date
GB8406941D0 GB8406941D0 (en) 1984-04-18
GB2156497A GB2156497A (en) 1985-10-09
GB2156497B true GB2156497B (en) 1987-07-01

Family

ID=10558214

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8406941A Expired GB2156497B (en) 1984-03-16 1984-03-16 Bearing arrangement for a tracker ball

Country Status (1)

Country Link
GB (1) GB2156497B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4952919A (en) * 1989-04-06 1990-08-28 Tektronix, Inc. Trackball mechanism
FR2912232B1 (en) * 2007-02-05 2009-05-22 Philippe Hurtel SUSPENDED 3D OPTICAL MOUSE

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2585120A (en) * 1947-08-14 1952-02-12 United Shoe Machinery Corp Control apparatus
US2792502A (en) * 1953-02-06 1957-05-14 Donald T O'connor High sensitivity fluoroscope

Also Published As

Publication number Publication date
GB8406941D0 (en) 1984-04-18
GB2156497A (en) 1985-10-09

Similar Documents

Publication Publication Date Title
GB8627063D0 (en) Ball bearing
GB2103731B (en) A linear ball bearing unit
GB8431132D0 (en) Bearing
GB8410450D0 (en) Bearing system
GB2155367B (en) Forming ball bearing tracks
GB8503779D0 (en) Linear ball bearing
EP0197150A4 (en) Ball bearing for linearly moving parts.
GB2200413B (en) A cage for a ball bearing
GB8411972D0 (en) Bearing units
ZA85599B (en) Bearing assembly
DE3566020D1 (en) A bearing member
GB2174153B (en) Ball bearing for longitudinal movements
GB8512715D0 (en) Ball member
SG75391G (en) A ball bearing assembly
GB8403413D0 (en) Bearing
GB2152597B (en) Bearings for structures
DE3566295D1 (en) A ball bearing
GB2152618B (en) Inner race member for a swashplate mechanism
GB2156497B (en) Bearing arrangement for a tracker ball
GB8530826D0 (en) Anti-friction bearing
GB2155563B (en) A roller bearing
DE3666079D1 (en) Arrangement for a bearing
GB8523507D0 (en) Bearing
GB2150985B (en) A double row ball bearing assembly
GB8403315D0 (en) Bearings

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960316